January 2019
Intermediate to advanced
376 pages
8h 49m
English
Content preview from Property-Based Testing with PropEr, Erlang, and ElixirBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Laying Out State Machine Properties
State machine properties are very similar to regular stateful properties, conceptually speaking. They share the same the three major components:
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A model, which represents what the system should do at a high level.
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A generator for commands, which represent the execution flow of the program.
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An actual system, which is validated against our model.
Since FSM properties are really a specialization of stateful properties, the differences are subtle. If switching from basic to stateful properties was like trying an entirely new kind of food you had never seen before, learning about FSM properties should feel more like eating a new kind of spaghetti sauce.
The Model
The model for state machine properties keeps the ...
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